CN105472859B - A kind of rotating shutter device for being used to stop reflow metal particle - Google Patents
A kind of rotating shutter device for being used to stop reflow metal particle Download PDFInfo
- Publication number
- CN105472859B CN105472859B CN201610068608.7A CN201610068608A CN105472859B CN 105472859 B CN105472859 B CN 105472859B CN 201610068608 A CN201610068608 A CN 201610068608A CN 105472859 B CN105472859 B CN 105472859B
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- China
- Prior art keywords
- metal particle
- expreess locomotive
- electric expreess
- hole
- blade
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05H—PLASMA TECHNIQUE; PRODUCTION OF ACCELERATED ELECTRICALLY-CHARGED PARTICLES OR OF NEUTRONS; PRODUCTION OR ACCELERATION OF NEUTRAL MOLECULAR OR ATOMIC BEAMS
- H05H7/00—Details of devices of the types covered by groups H05H9/00, H05H11/00, H05H13/00
- H05H7/22—Details of linear accelerators, e.g. drift tubes
Abstract
The invention discloses a kind of rotating shutter device for being used to stop reflow metal particle, including a high-speed electric expreess locomotive, the blade that described high-speed electric expreess locomotive drive two is coaxially disposed and rotation direction is opposite is provided with a line on each blade and passes through hole.The present invention is used as dynamical element by a high-speed electric expreess locomotive, to drive two oppositely oriented blades to rotate coaxially, a line is set to pass through hole on each blade, the blade is placed in accelerator beam transfer pipeline, adjust its rotating speed, so that when electronic impulse duration, line on two oppositely oriented blades is overlapped by hole, electron beam now passes through completely overlapped hole just, in the intermittent phase of pulse, line on two oppositely oriented blades is in diverse location by hole, the reflow metal particle that motion is returned is blocked, reflow metal particle can just be stopped, it is avoided to act on inside accelerating cavity, cause the damage to accelerating cavity.
Description
Technical field
The present invention relates to multiple-pulse accelerating field generation technology, and in particular to a kind of rotation for being used to stop reflow metal particle
Turn shutter device.
Background technology
The sensing being made up of induction cavity and corresponding pulses power system accelerates basic group that constituent element is linear induction accelerator
Into unit, the magnetic core in high pressure-burst pulse excitation Accelerating cavity produced by pulse power system senses on accelerating gap
Produce acceleration of the impulse electric field realization to strong current electron beam.The high voltage pulse of feed-in accelerating cavity need to generally reach more than 200kV, by
It in the limitation of switching capability, can only be produced at present using pulse-forming line, longer switch insulation is needed after forming line electric discharge
Recovery time and charging interval, therefore can only operate in extremely low repetition rate or single operation.In traditional pulse straight line
In induction accelerator, the pulse power system based on Blumlein pulse-forming lines can be acceleration when Blumlein lines charge
Chamber provides reset pulse, then provides excitation pulse when Blumlein lines discharge, we term it " automatically reseting " of accelerating cavity.
Linear induction accelerator produces high current, high-power pulsed electron beam and bremsstrahlung target and interacted, production
The X-ray of raw strong dosage is tested for spark photograph；Simultaneously because energy deposition of the electron beam in bremsstrahlung target, causes target
Temperature is drastically raised and expansion is dispersed rapidly, and the target metallic particles disperse, flowed back can enter the acceleration of accelerator upstream
In constituent element, cause cavity voltage endurance capability to decline etc., so as to reduce accelerator performance.
The content of the invention
Present invention aims at a kind of rotating shutter device for being used to stop reflow metal particle is provided, at present straight is solved
The target metallic particles that line induction accelerator disperses in use, flow back can enter the acceleration constituent element of accelerator upstream
It is interior, the problem of cavity voltage endurance capability declines is caused, the metallic particles flowed back using the complete stop of blade is reached, it is to avoid to accelerating
The pollution of device upstream, it is ensured that the purpose of accelerator performance.
The present invention is achieved through the following technical solutions：
A kind of rotating shutter device for being used to stop reflow metal particle, including a high-speed electric expreess locomotive, described high speed electricity
The blade that machine drive two is coaxially disposed and rotation direction is opposite, a line is provided with each blade and passes through hole.
In actual use, applicant is studied accelerating cavity to the internal structure of accelerating cavity, finds the service life of accelerating cavity
The proportional relation between access times, reaches after certain quantity, its life-span has just reached the limit, therefore in access times,
The accelerating cavity life-span of the prior art is all calculated with number of times, is found by studying：After per task, can all there is backflow gold
Metal particles are acted on accelerating cavity, so that its service life is reduced, in order to solve this problem, on the basis of newfound,
The present invention is used as power original paper by a high-speed electric expreess locomotive, to drive two oppositely oriented blades to rotate coaxially, in each rotation
Set a line by hole on piece, the blade is placed in accelerator beam transfer pipeline, its rotating speed is adjusted so that work as electricity
Line on subpulse duration, two oppositely oriented blades is overlapped by hole, and electron beam now is just by overlapping
Hole, line on the intermittent phase of pulse, two oppositely oriented blades is in diverse location by hole, will move what is returned
Reflow metal particle is blocked, so, it is possible to stops reflow metal particle, it is to avoid it is acted on inside accelerating cavity, makes
The damage of paired accelerating cavity.
The outer support cylinder coaxial with output shaft is set with the output shaft of the high-speed electric expreess locomotive, two blades are separately mounted to
On output shaft and outer support cylinder.Specifically, two oppositely oriented blades are all mounted on the output shaft of high-speed electric expreess locomotive,
Rotated backward by the output shaft of outer support cylinder and high-speed electric expreess locomotive with the output shaft coaxial package of high-speed electric expreess locomotive, so as to drive two
Individual blade is rotated backward.
The output shaft of the high-speed electric expreess locomotive passes through intermeshing fixed gear and moving gear in a reduction box, reduction box,
Wherein fixed gear is fixed on output shaft, and moving gear is fixed on outer support cylinder.Outer support cylinder is driven by meshed gears, subtracted
The output speed of fast case can be adjusted, so as to select the output speed of suitable high-speed electric expreess locomotive rotating speed and gear-box.
Also include between a shell being connected with reduction box, output shaft and the outer support cylinder of high-speed electric expreess locomotive and outer branch
Connected between support cylinder and shell by bearing.Shell, for rack-mount, is easy to as the external member of whole device
Position, also serves as the fixing point of bearing, reduces the friction between outer support cylinder, output shaft.
Also include a motor driver being connected with high-speed electric expreess locomotive, client-side interface is provided with motor driver.
, can be in order to it input different control parameters by setting a client-side interface, the rotating speed for controlling high-speed electric expreess locomotive is used for
Different testings of materials, substantially increases its practicality.
The present invention compared with prior art, has the following advantages and advantages：
1st, a kind of rotating shutter device for being used to stop reflow metal particle of the present invention, is used as dynamic by a high-speed electric expreess locomotive
Power element, to drive two oppositely oriented blades to rotate coaxially, sets a line by hole, this is revolved on each blade
Piece is placed in accelerator beam transfer pipeline, adjusts its rotating speed so that when electronic impulse duration, and two oppositely oriented
Line on blade is overlapped by hole, and electron beam now is just by overlapping hole, in the intermittent phase of pulse, two rotation direction phases
Line on anti-blade is in diverse location by hole, the reflow metal particle that motion is returned is blocked, so, it is possible to will
Reflow metal particle is stopped, it is to avoid it is acted on inside accelerating cavity, causes the damage to accelerating cavity；
2nd, the present invention is a kind of is used to stop the rotating shutter device of reflow metal particle, and two oppositely oriented blades are all
On the output shaft of high-speed electric expreess locomotive, pass through the outer support cylinder and high-speed electric expreess locomotive with the output shaft coaxial package of high-speed electric expreess locomotive
Output shaft rotate backward, so as to drive two blades to rotate backward；
3rd, a kind of rotating shutter device for being used to stop reflow metal particle of the present invention, can effectively stop reflow metal
Grain；The rotating speed of single blade is low, and whole system stability and security are greatly improved；Motor running speed is reduced, and it uses the longevity
Life is extended, and blade is designed and calculated by static balance, substantially reduces uneven influence during its operating.
Brief description of the drawings
Accompanying drawing described herein is used for providing further understanding the embodiment of the present invention, constitutes one of the application
Point, do not constitute the restriction to the embodiment of the present invention.In the accompanying drawings：
Fig. 1 is structural representation of the invention.
Mark and corresponding parts title in accompanying drawing：
1- lines pass through hole, 2- blades, 4- output shafts, 5- reduction boxes, 6- moving gears, 7- fixed gears, 8- high speeds
Motor, 9- motor drivers, 10- client-side interfaces, 11- supports, 12- outer supports cylinder, 13- shells, 14- bearings.
Embodiment
For the object, technical solutions and advantages of the present invention are more clearly understood, with reference to embodiment and accompanying drawing, to this
Invention is described in further detail, and exemplary embodiment and its explanation of the invention is only used for explaining the present invention, does not make
For limitation of the invention.
Embodiment
As shown in figure 1, a kind of rotating shutter device for being used to stop reflow metal particle of the present invention, including a support
11, the shell 13 of a tubular is installed with support 11, an outer support cylinder 12, outer support are set with shell 13
Connected, it is possible to achieve relative rotation, be provided with one end of shell 13 one high by bearing 14 between cylinder 12 and shell 13
In speed motor 8, the present embodiment, the diameter 100mm of high-speed electric expreess locomotive, longitudinal direction a diameter of 150mm, maximum speed 6000rpm are electric at a high speed
The output shaft 4 and shell 13 of machine 8 are coaxial, and are provided with bearing 14 between output shaft 4 and outer support cylinder 12, pass through setting for bearing 14
Put, can produce relative rotation between outer support cylinder 12, output shaft 4, be independent of each other, the output shaft 4 of high-speed electric expreess locomotive 8
Through a reduction box 5, intermeshing fixed gear 7 and moving gear 6 in reduction box 5, wherein fixed gear 7 are fixed on output shaft 4
On, moving gear 6 is fixed on outer support cylinder 12, and the speed reducing ratio of reduction box 5 is 4 turns of the output shaft of 0.99999, i.e. high-speed electric expreess locomotive 8
The rotational angular velocity of dynamic angular speed and outer support cylinder 12 is basically identical, and error is ten a ten thousandths, on output shaft 4 and outer
The line being provided with support tube 12 on a blade 2, a diameter of 200mm of blade 2, blade is diameter 40mm by hole,
Blade 2 is made up of polyester fiber, and high-speed electric expreess locomotive 8 is connected to motor driver 9, and client's termination is provided with motor driver 9
Mouth 10.In use, by client-side interface 10 input need the rotational parameters of high-speed electric expreess locomotive 8, by motor driver 9 driving and
High-speed electric expreess locomotive 8 is rotated, and the output shaft 4 of high-speed electric expreess locomotive 8 drives a blade 2 to be rotated according to specific direction, while by slowing down
Fixed gear 7 and the driving outer support of moving gear 6 cylinder 12 in case 5 are rotated, and now the rotation direction of two blades in a piece of wood serving as a brake to halt a carriage on the contrary, cause spoke
The line that a diameter of 40mm sizes on the device of the present invention, blade 2 are placed before shooting at the target passes through hole 1 so that beam pulse is lasting
Period just can be by the circular hole of blade, and electron beam is moved with dipped beam speed, and the speed of reflow metal particle is 2 ~ 5mm/,
The solid area that reflow metal particle moves to blade is effectively stopped；Use two movement velocitys of blade 2 are identical, direction phase
Instead, the relative rotation speed difference of two blades 2 is 2 times of single blade rotating speed, therefore to realize that some specific blade rotating speed will
The rotating speed of single blade can be substantially reduced when asking, the decline of single blade rotating speed can improve the stability of rotating shutter system
Security when being rotated with blade and substantially reduce the wind that blade tapping causes and make an uproar and the influence such as imbalance.Utilize high current electricity
The speed difference of beamlet and reflow metal target particle between the two in magnitude, when the line of the bispin piece of rotation is completely superposed by hole
When can cause as sieve electron beam by and reflow metal particle is blocked.
Above-described embodiment, has been carried out further to the purpose of the present invention, technical scheme and beneficial effect
Describe in detail, should be understood that the embodiment that the foregoing is only the present invention, be not intended to limit the present invention
Protection domain, within the spirit and principles of the invention, any modification, equivalent substitution and improvements done etc. all should be included
Within protection scope of the present invention.
Claims (5)
1. a kind of rotating shutter device for being used to stop reflow metal particle, including a high-speed electric expreess locomotive（8）, it is characterised in that：
Described high-speed electric expreess locomotive（8）The blade that drive two is coaxially disposed and rotation direction is opposite（2）, in each blade（2）On be all provided with
It is equipped with a line and passes through hole（1）；By above-mentioned blade（2）It is placed in accelerator beam transfer pipeline, adjusts its rotating speed so that
When the line on electronic impulse duration, two oppositely oriented blades passes through hole（1）Overlap, electron beam now leads to just
The line of lap over passes through hole（1）, in the intermittent phase of pulse, two oppositely oriented blades（2）On line pass through hole（1）Place
In diverse location, the reflow metal particle that motion is returned is blocked.
2. a kind of rotating shutter device for being used to stop reflow metal particle according to claim 1, it is characterised in that：Institute
State high-speed electric expreess locomotive（8）Output shaft（4）On be set with and output shaft（4）Coaxial outer support cylinder（12）, two blades（2）Respectively
Installed in output shaft（4）With outer support cylinder（12）On.
3. a kind of rotating shutter device for being used to stop reflow metal particle according to claim 2, it is characterised in that：Institute
State high-speed electric expreess locomotive（8）Output shaft（4）Through a reduction box（5）, reduction box（5）Interior intermeshing fixed gear（7）With it is dynamic
Gear（6）, wherein fixed gear（7）It is fixed on output shaft（4）On, moving gear（6）It is fixed on outer support cylinder（12）On.
4. a kind of rotating shutter device for being used to stop reflow metal particle according to claim 3, it is characterised in that：Also
Including one and reduction box（5）The shell of connection（13）, high-speed electric expreess locomotive（8）Output shaft（4）With outer support cylinder（12）Between, with
And outer support cylinder（12）With shell（13）Between pass through bearing（14）Connection.
5. a kind of rotating shutter device for being used to stop reflow metal particle as claimed in any of claims 1 to 4,
It is characterized in that：Also include one and high-speed electric expreess locomotive（8）The motor driver of connection（9）, in motor driver（9）On be provided with
Client-side interface（10）.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610068608.7A CN105472859B (en) | 2016-02-01 | 2016-02-01 | A kind of rotating shutter device for being used to stop reflow metal particle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610068608.7A CN105472859B (en) | 2016-02-01 | 2016-02-01 | A kind of rotating shutter device for being used to stop reflow metal particle |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105472859A CN105472859A (en) | 2016-04-06 |
| CN105472859B true CN105472859B (en) | 2017-08-25 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610068608.7A Active CN105472859B (en) | 2016-02-01 | 2016-02-01 | A kind of rotating shutter device for being used to stop reflow metal particle |
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6964396B2 (en) * | 2001-12-04 | 2005-11-15 | The Boeing Company | Automatic accel voltage tracking system for an ion thruster |
| CN101617225A (en) * | 2007-02-22 | 2009-12-30 | 通用电气健康护理生物科学股份公司 | Selector valve |
| CN203811814U (en) * | 2014-05-13 | 2014-09-03 | 中国工程物理研究院流体物理研究所 | Electron beam emittance measurement device |
| CN205336644U (en) * | 2016-02-01 | 2016-06-22 | 中国工程物理研究院流体物理研究所 | A rotating shutter device for stopping backward flow metal particles |
-
2016
- 2016-02-01 CN CN201610068608.7A patent/CN105472859B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6964396B2 (en) * | 2001-12-04 | 2005-11-15 | The Boeing Company | Automatic accel voltage tracking system for an ion thruster |
| CN101617225A (en) * | 2007-02-22 | 2009-12-30 | 通用电气健康护理生物科学股份公司 | Selector valve |
| CN203811814U (en) * | 2014-05-13 | 2014-09-03 | 中国工程物理研究院流体物理研究所 | Electron beam emittance measurement device |
| CN205336644U (en) * | 2016-02-01 | 2016-06-22 | 中国工程物理研究院流体物理研究所 | A rotating shutter device for stopping backward flow metal particles |
Non-Patent Citations (1)
| Title |
|---|
| 回流离子对强流相对论电子束传输的影响;朱隽等;《强激光与粒子束》;20111031;全文 * |
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| CN105472859A (en) | 2016-04-06 |
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